Flash Furniture Mid-Back Mesh Office Chair with Designer Arms, Black/Gray: * Mid-back swivel office chair * Gray flexible mesh back * Gray and black padded mesh seat * Built-in lumbar support * Locking tilt control * Tension control mechanism * Padded gold designer nylon arms * Pneumatic seat height adjustment * Heavy-duty gold nylon base with black end caps * Dual wheel casters * CA117 fire retardant foam * Assembly required * 2-year manufacturer"s warranty on parts * Overall Dimensions: 24.5"W x 25"D x 37"-40.25"H * Seat Size: 19"W x 19"D x 19.25"-22.25"H * Seat Thickness: 2" * Back Size: 19"W x 20"H * Arm Height: 26.75"-30.25"H * Model# JQ5040